TEK FULL SYNTHETIC MOTOR OILS are fully synthetic motor oils that are formulated with the highest quality synthetic base oils and enhanced with the most advanced additive technology for ultimate performance in meeting the latest requirements for modern engines.

TEK GAS SYN-BLEND 20W-50 SN is a multigrade lubricant formulated with mineral Group II base oils and high quality additives, which provides extra performance for diesel and gasoline engines that have been converted to CNG Fuel Natural Gas as primary fuel or supplementary fuel.